| Top |
| guint | bitrate | Read / Write |
| guint | init-qp | Read / Write |
| guint | keyframe-period | Read / Write |
| guint | max-bframes | Read / Write |
| guint | min-qp | Read / Write |
| guint | num-slices | Read / Write |
| GstVaapiRateControlH265 | rate-control | Read / Write |
| GstVaapiEncoderTuneH265 | tune | Read / Write |
| guint | cpb-length | Read / Write |
“bitrate” property“bitrate” guint
The desired bitrate expressed in kbps (0: auto-calculate).
Flags: Read / Write
Allowed values: <= 102400
Default value: 0
“init-qp” property“init-qp” guint
Initial quantizer value.
Flags: Read / Write
Allowed values: [1,51]
Default value: 26
“keyframe-period” property“keyframe-period” guint
Maximal distance between two keyframes (0: auto-calculate).
Flags: Read / Write
Allowed values: [1,300]
Default value: 30
“max-bframes” property“max-bframes” guint
Number of B-frames between I and P.
Flags: Read / Write
Allowed values: <= 10
Default value: 0
“min-qp” property“min-qp” guint
Minimum quantizer value.
Flags: Read / Write
Allowed values: [1,51]
Default value: 1
“num-slices” property“num-slices” guint
Number of slices per frame.
Flags: Read / Write
Allowed values: [1,200]
Default value: 1
“rate-control” property “rate-control” GstVaapiRateControlH265
Rate control mode.
Flags: Read / Write
Default value: Constant QP
“tune” property “tune” GstVaapiEncoderTuneH265
Encoder tuning option.
Flags: Read / Write
Default value: None
“cpb-length” property“cpb-length” guint
Length of the CPB buffer in milliseconds.
Flags: Read / Write
Allowed values: [1,10000]
Default value: 1500